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Startup Data Engineer Interview Questions and Answers
Startup Data Engineer Interview Experiences
1 interview found
Tushar More
(2 Questions)
- Q1. Sql window function query
- Ans.
SQL window functions allow for advanced data analysis by performing calculations across a set of table rows related to the current row.
Window functions operate on a set of rows defined by an OVER() clause.
Common window functions include ROW_NUMBER(), RANK(), DENSE_RANK(), and SUM().
Example: SELECT employee_id, salary, RANK() OVER (ORDER BY salary DESC) AS salary_rank FROM employees;
Window functions do not change the nu...
- Q2. Python string , list , array
Interview questions from similar companies
Anonymous
I applied via Campus Placement and was interviewed before Nov 2021. There were 3 interview rounds.
Moderate level aptitude with basics
Moderate level data structure questions
Interview Preparation Tips
Sharat chandra
Interview Questionnaire
1 Question
- Q1. Asked many Dbsa questions. You need to be thorough about the joins in the databases.
Interview Preparation Tips
Experience: Practice questions on Indiabix.
Round: Technical Interview
Experience: Operating Systems basics, Dbsa basics
General Tips: 1: Be Confident.
2: Keep Smiling.
3: Do not be Panic.
4: Remember they are here to hire you but not reject you.
5: Do not loose hope.
6: Believe at yourself.
7: Start preparing early.
8: Do demo interviews with your friend.
Skill Tips: Make sure you do a course on object oriented programming
Skills: C, Sql, Java
College Name: BITS PILANI
Motivation: Every body joins a comapny for making a software or earning money. But I was always motivated to MAKE MONEY. I have taken this job because they have very extensive work in Share Market and they have lots of MBA from IIM's, Lots of CAs, CS. Thats why i have choosen Edelweiss. I have rejected epic System USA for this profile.
Interview Preparation Tips
Experience: The written test was quite similar to the typical CAT pattern. It contained sections on Reading Comprehension, Data Interpretation and Mathematics.
Round: Technical + HR Interview
Experience: There were 2 interviewers in the first interview, one was a technical guy and the other was from HR. They asked me a few very simple puzzles, a few basic programming questions (swapping the value of two variables etc.), questions related to the development cycle of software products. The HR guy asked stuff like what do you want to achieve in life? Strengths, weaknesses etc.
Round: Case Study Interview
Experience: The third interview was the most important one (and I guess that was the deciding interview). The interviewer started with questions like why finance? Which companies are you sitting for? Then he gave me a case study:
What people are saying about Startup
Interview Questionnaire
2 Questions
- Q1. Oops, os, dbms, project
- Q2. Why hsbc, why should I hire you.
- Ans.
I have a strong background in software engineering and a passion for innovation, making me a valuable asset to HSBC.
I have a proven track record of successfully delivering high-quality software solutions in previous roles.
I am highly skilled in various programming languages and technologies, including Java, Python, and SQL.
I have experience working in agile development environments, allowing me to adapt quickly to chan...
Interview Preparation Tips
Experience: 4 sections, 15 questions each. Sections on apti, english, programming, technical.
Tips: Time management, complete english and technical first
Duration: 1 hour
Total Questions: 60
Round: Group Discussion
Experience: We were asked which super hero would you like to be. Shared the information. Always present the positives and negatives and emphasize that despite of being negatives
Tips: Think everything through before speaking
Duration: 40 minutes
Round: Technical Interview
Experience: Prepare well, anything can be asked on the things written on your resume
Round: HR Interview
Experience: Sell yourself. Tell them why you would be the best candidate.
Tips: Tell your advantages of being a fresher that you would be comfortable in any technology
College Name: Acropolis institute of technology and research
I applied via Naukri.com and was interviewed before Apr 2020. There were 3 interview rounds.
Interview Questionnaire
1 Question
- Q1. 1. Explain SCD Type 2 Implementation in Informatica
- Ans.
SCD Type 2 is a technique used to track historical changes in data over time in a data warehouse.
SCD Type 2 maintains a separate row for each change in data, with a start and end date.
It requires a surrogate key to uniquely identify each row.
Informatica provides a built-in SCD Type 2 transformation to implement this technique.
Example: tracking changes in customer addresses over time.
Interview Preparation Tips
Skills evaluated in this interview
Interview Questionnaire
1 Question
- Q1. Frequency of each word ina sentence
- Ans.
To find the frequency of each word in a sentence.
Split the sentence into words
Create a dictionary to store word frequency
Iterate through the words and update the dictionary
Return the dictionary
Skills evaluated in this interview
I appeared for an interview in May 2025, where I was asked the following questions.
- Q1. Assessment test section 1 : debugging easy to medium 7Q 20mins section 2: Aptitude Data interpretation (difficult) 24Q 36 mins section 3: 3 Coding questions medium level 3Q 60 mins (choose C, C++, java) 1....
- Q2. All the best
Interview Preparation Tips
I applied via Campus Placement and was interviewed before Dec 2023. There were 2 interview rounds.
Asked Two 2 DSA questions
(2 Questions)
- Q1. Asked 1 DSA question
- Q2. Asked 1 java question
Selected
2 hours long was the coding round
(3 Questions)
- Q1. Nothing simple working hours related
- Q2. Certification questions only
- Q3. About your location and all
Interview Preparation Tips
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Overall Interview Experience Rating
based on 1 interview experience
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